Dry-block calibrators play an extremely important role in the field of industrial temperature calibration. In various industrial production processes, accurate temperature measurement and control have a decisive impact on product quality and production efficiency. With its compact design and efficient heating and cooling system, the dry-block calibrator can quickly and stably provide the temperature environment required for calibration. It can accurately calibrate a variety of temperature sensors, such as thermocouples and resistance temperature detectors. Compared with traditional liquid-bath calibration equipment, dry-block calibrators have the advantages of fast heating speed, no need for complex liquid medium handling, and small footprint. Operators only need to insert the sensor to be calibrated into the uniform temperature block of the dry-block calibrator, set the target temperature, and the dry-block calibrator can reach and stabilize at that temperature in a short time, so as to perform accurate calibration operations and ensure the accuracy of temperature measurement in industrial production.